No updateSettings() in AquaSalGraphics

Just ifdef out the call of it for now. This is a temporary solution,
we presumably do want dialogs to be "themed" appropriately for the iOS
app.

Change-Id: I0b14bd59ecc13037c9ff2a286405a5020081f1d5
Reviewed-on: https://gerrit.libreoffice.org/63112Reviewed-by: Tor Lillqvist <tml@collabora.com>
Tested-by: Tor Lillqvist <tml@collabora.com>
(cherry picked from commit 237042b8)

vcl/headless/svpframe.cxx

@@ -440,8 +440,9 @@ void SvpSalFrame::UpdateSettings( AllSettings& rSettings )
             bFreeGraphics = true;
         }
         rSettings.SetStyleSettings(aStyleSettings);
+#ifndef IOS // For now...
         pGraphics->updateSettings(rSettings);
-
+#endif
         if (bFreeGraphics)
             ReleaseGraphics(pGraphics);
     }